On Wed, Nov 30, 2016 at 05:47:50PM +0800, Zhang Chen wrote:
> The ioreq server make colo run failed.
>
> Signed-off-by: Zhang Chen <zhangchen.f...@cn.fujitsu.com>
> Signed-off-by: Wen Congyang <we...@cn.fujitsu.com>
> ---
> xen/arch/x86/hvm/hvm.c | 11 -----------
> 1 file changed, 11 deletions(-)
>
> diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c
> index 25dc759..8522852 100644
> --- a/xen/arch/x86/hvm/hvm.c
> +++ b/xen/arch/x86/hvm/hvm.c
> @@ -5339,17 +5339,6 @@ static int hvmop_get_param(
> case HVM_PARAM_IOREQ_PFN:
> case HVM_PARAM_BUFIOREQ_PFN:
> case HVM_PARAM_BUFIOREQ_EVTCHN:
> - {
> - domid_t domid;
> -
> - /* May need to create server. */
> - domid = d->arch.hvm_domain.params[HVM_PARAM_DM_DOMAIN];
> - rc = hvm_create_ioreq_server(d, domid, 1,
> - HVM_IOREQSRV_BUFIOREQ_LEGACY, NULL);
> - if ( rc != 0 && rc != -EEXIST )
> - goto out;
> - }
> - /*FALLTHRU*/
What is broken by ioreq server? I don't think you can change the code
like this because this is definitely going to be wrong for other use
cases -- try create a guest without COLO.
If you can be more specific about what is broken in COLO we might be
able to devise a fix for you.
> default:
> a.value = d->arch.hvm_domain.params[a.index];
> break;
> --
> 2.7.4
>
>
>
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